In a double-slit experiment,if the slit separation is increased,which of the following happens to the interference pattern shown on the screen?
A) The minima get closer together.
B) The maxima stay at the same position.
C) The minima and maxima stay at the same position.
D) The minima stay at the same position.
E) The maxima get further apart.

Question

Quizplus · Accepted Answer

When the slit separation in a double-slit experiment is increased, the interference pattern on the screen changes such that the minima get closer together. This is because the fringe width is inversely proportional to the slit separation; as the separation increases, the fringe width decreases, causing the minima to move closer together.

In a Double-Slit Experiment,if the Slit Separation Is Increased,which of the Following